US Patent Issued to XWPHARMA on Aug. 26 for "Modified release compositions of a gamma-hydroxybutyric acid derivative" (German, American, Chinese Inventors)

ALEXANDRIA, Va., Aug. 26 -- United States Patent no. 12,396,956, issued on Aug. 26, was assigned to XWPHARMA LTD. (Grand Cayman, Cayman Islands).

"Modified release compositions of a gamma-hydroxybutyric acid derivative" was invented by Sami Karaborni (Cupertino, Calif.), Daniel M. Canafax (Half Moon Bay, Calif.), Jia-Ning Xiang (Fremont, Calif.), William W. Xiang (Fremont, Calif.), James Tien (Wuhan, China), Stefanie Thiel (Binzen, Germany), Norbert Pollinger (Binzen, Germany) and Annette Grave (Binzen, Germany).

According to the abstract* released by the U.S. Patent & Trademark Office: "Pharmaceutical granulations having a functional coating surrounding a core containing 4-((L-valyl)oxy)butanoic acid are disclosed. The functional coating...